presidential debate between president obama and mitt romney is tonight in denver. the focus is on domestic issues and expectations are set high. new jersey's republican governor chris christie told "face the nation" this whole race is going to turn upside down come thursday morning. this as the latest nbc "wall street journal" poll shows president obama holds a narrow 49-46% lead over romney. some 40% of voters say the country is moving in the right direction versus 53% who say it's on the wrong track. nearly 60% believe the u.s. economy is recovering, though. joining us now is steve murphy, a democratic strategist and managing partner at mvar, and gretchen hamill is a republican strategist and executive director at public notice. nice to have you both with us. steve, perhaps you can kick it off for us. what do you think tonight holds? >> you know, here's what barack obama has to do. the debate right now in the campaign is very heavily over economic policy going forward. that's where barack obama wants to focus. he will accuse mitt romney of seeking $4 trillion, $5